When the Music Stops
A medium Data Modeling mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.
- Domain
- Data Modeling
- Difficulty
- medium
- Seniority
- L5
Interview Prompt
We run a music streaming service and our premium subscribers are cancelling at 8% a month. Design a data model that lets the retention team compare how listening habits, playlist activity, and subscription history differ between members who churned and those who stayed in the weeks before a cancellation.
Summary
Subscribers are leaving. The data knows why.
How This Interview Works
- Read the vague prompt (just like a real interview)
- Ask clarifying questions to the AI interviewer
- Write your data modeling solution with real code execution
- Get instant feedback and a hire/no-hire decision